Combination products
Many commercial products pair palmitoylethanolamide with another active compound. This page lists the published studies of those combinations, grouped by the partner compound.
A study of a combination tests the combination. Its result cannot be assigned to palmitoylethanolamide alone, or to the partner alone, unless the study included separate groups for each. Few do.
168 studies listed.
With 2-arachidonoyl glycerol
- Peripheral deficiency and antiallodynic effects of 2-arachidonoyl glycerol in a mouse model of paclitaxel-induced neuropathic painLaboratory studyOther animalsWith 2-arachidonoyl glycerol and JZL184 (a MAGL inhibitor), tested alone; PEA was a measured lipid
With 2-arachidonoylglycerol (2-AG
- Opposite Effects of Neuroprotective Cannabinoids, Palmitoylethanolamide, and 2-Arachidonoylglycerol on Function and Morphology of MicrogliaLaboratory studyOther animalsWith 2-arachidonoylglycerol (2-AG, tested alongside PEA, not as a fixed combination product)
With a patented fatty acid mixture (OnLife)
- Improving Chemotherapy-Induced Peripheral Neuropathy in Patients with Breast or Colon Cancer after End of (Neo)adjuvant Therapy: Results from the Observational Study STEFANOObservational studyHumansWith a patented fatty acid mixture (OnLife)
With acetyl-L-carnitine
- Retrospective Evaluation of L-Acetyl Carnitine and Palmitoylethanolamide as Add-On Therapy in Patients with Fibromyalgia and Small Fiber NeuropathyObservational studyHumansWith acetyl-L-carnitine, Boswellia serrata and vitamins B6 and E
- Unlocking Relief: Investigating the Impact of a Fixed Combination of Acetyl-L-Carnitine and Palmitoylethanolamide on Traumatic Acute Low Back PainObservational studyHumansWith acetyl-L-carnitine, alpha-lipoic acid, Boswellia serrata, vitamins E and B6
- Palmitoylethanolamide and acetyl-L-carnitine act synergistically with duloxetine and pregabalin in fibromyalgia: results of a randomised controlled studyRandomised controlled trialHumansWith acetyl-L-carnitine
- Effect of Ultra-Micronized-Palmitoylethanolamide and Acetyl-l-Carnitine on Experimental Model of Inflammatory PainLaboratory studyOther animalsWith acetyl-L-carnitine
With acetyl-L-carnitine 500 mg (fixed combination Kalanit
- Efficacy of a fixed combination of palmitoylethanolamide and acetyl-l-carnitine (PEA+ALC FC) in the treatment of neuropathies secondary to rheumatic diseasesControlled trialHumansWith acetyl-L-carnitine 500 mg (fixed combination Kalanit, Chiesi)
With acetylethanolamine
- N-palmitoylethanolamine and N-acetylethanolamine are effective in asteatotic eczema: results of a randomized, double-blind, controlled study in 60 patientsRandomised controlled trialHumansTopicalWith acetylethanolamine
With Acmella oleracea extract
- Water-Dispersible Palmitoylethanolamide (PEA) Supplementation for Functional Improvement in Adults With Chronic Sciatica-Related Back Pain: A Pilot Clinical TrialOpen-label, no control groupHumansWith Acmella oleracea extract
With adelmidrol (a PEA analogue
- Adelmidrol ameliorates liver ischemia-reperfusion injury through activating Nrf2 signaling pathwayLaboratory studyOther animalsWith adelmidrol (a PEA analogue, tested alone)
- Oral Adelmidrol Administration Up-Regulates Palmitoylethanolamide Production in Mice Colon and Duodenum through a PPAR-γ Independent ActionLaboratory studyOther animalsWith adelmidrol (a PEA analogue, tested alone)
- Aerosol-Administered Adelmidrol Attenuates Lung Inflammation in a Murine Model of Acute Lung InjuryLaboratory studyOther animalsWith adelmidrol (a PEA analogue, tested alone)
- Adelmidrol: A New Promising Antioxidant and Anti-Inflammatory Therapeutic Tool in Pulmonary FibrosisLaboratory studyOther animalsWith adelmidrol (a PEA analogue, tested alone)
- Adelmidrol, a Palmitoylethanolamide Analogue, as a New Pharmacological Treatment for the Management of Inflammatory Bowel DiseaseLaboratory studyOther animalsWith adelmidrol (a PEA analogue, tested alone)
- Adelmidrol, a palmitoylethanolamide analogue, as a new pharmacological treatment for the management of acute and chronic inflammationLaboratory studyOther animalsWith adelmidrol (a PEA analogue, tested alone)
- Inhibitory effect of topical adelmidrol on antigen-induced skin wheal and mast cell behavior in a canine model of allergic dermatitisControlled trialDogsTopicalWith adelmidrol (a PEA analogue, tested alone)
With adelmidrol (a PEA analogue) with high molecular weight hyaluronic acid
- Targeting Neuroinflammation in Osteoarthritis with Intra-Articular AdelmidrolReviewHumansOther animalsWith adelmidrol (a PEA analogue) with high molecular weight hyaluronic acid, by intra-articular injection
With adelmidrol (a PEA analogue) with hyaluronic acid
- Intrarectal Administration of Adelmidrol plus Hyaluronic Acid Gel Ameliorates Experimental Colitis in Mice and Inhibits Pro-Inflammatory Response in Ex Vivo Cultured Biopsies Derived from Ulcerative Colitis-Affected PatientsLaboratory studyHumansOther animalsWith adelmidrol (a PEA analogue) with hyaluronic acid, as a gel
With adelmidrol (a PEA analogue) with sodium hyaluronate (Colomast)
- Protective effects of Colomast®, A New Formulation of Adelmidrol and Sodium Hyaluronate, in A Mouse Model of Acute Restraint StressLaboratory studyOther animalsWith adelmidrol (a PEA analogue) with sodium hyaluronate (Colomast)
With alpha-lipoic acid
- Effective Management of Chronic Low Back Pain in the Elderly: A One-Year Cohort Study of Oxygen-Ozone Therapy Under CT Guidance Combined with Alpha Lipoic Acid, Palmitoylethanolamide, and MyrrhObservational studyHumansWith alpha-lipoic acid and myrrh, alongside CT-guided oxygen-ozone paravertebral injections
- Alpha-Lipoic Acid, Palmitoylethanolamide, Myrrh, and Oxygen-Ozone Therapy Improve Pharmacological Therapy in Acute Painful Lumbosacral Radiculopathy due to Herniated DiscObservational studyHumansWith alpha-lipoic acid and myrrh
- A Combination of α-Lipoic Acid (ALA) and Palmitoylethanolamide (PEA) Blocks Endotoxin-Induced Oxidative Stress and Cytokine Storm: A Possible Intervention for COVID-19Laboratory studyHumansWith alpha-lipoic acid
- Oxygen-Ozone Therapy Associated with Alpha Lipoic Acid Plus Palmitoylethanolamide and Myrrh versus Ozone Therapy in the Combined Treatment of Sciatic Pain Due to Herniated Discs: Observational Study on 318 PatientsObservational studyHumansWith alpha-lipoic acid and myrrh
- New Approach to Chronic Back Pain Treatment: A Case Control StudyControlled trialHumansWith alpha-lipoic acid and myrrh, with CT-guided periradicular oxygen-ozone injections
- Experience with nutraceutical supplements in the treatment of pelvic pain in gynaecology: case reportsCase seriesHumansWith alpha-lipoic acid and myrrh (a nutraceutical supplement), within a multimodal programme that also included hormone therapy, antineuropathic drugs, injections, behavioural and physical interventions
- The efficacy of an association of palmitoylethanolamide and alpha-lipoic acid in patients with chronic prostatitis/chronic pelvic pain syndrome: A randomized clinical trialRandomised controlled trialHumansWith alpha-lipoic acid
- Chronic pelvic pain, quality of life and sexual health of women treated with palmitoylethanolamide and alpha-lipoic acidOpen-label, no control groupHumansWith alpha-lipoic acid
With alpha-lipoic acid (all treated patients received it; PEA was added in some)
- Biomarkers of response to alpha-lipoic acid ± palmitoiletanolamide treatment in patients with diabetes and symptoms of peripheral neuropathyObservational studyHumansWith alpha-lipoic acid (all treated patients received it; PEA was added in some)
With AM11095 (a brain-permeable NAAA inhibitor that raises the body's own palmitoylethanolamide) given with morphine; PEA itself was not given
- N-Acylethanolamine Acid Amidase Inhibition Potentiates Morphine Analgesia and Delays the Development of ToleranceLaboratory studyOther animalsWith AM11095 (a brain-permeable NAAA inhibitor that raises the body's own palmitoylethanolamide) given with morphine; PEA itself was not given
With AM6545 (a peripheral CB1 receptor blocker
- Reversal of diet-induced hepatic steatosis by peripheral CB1 receptor blockade in mice is p53/miRNA-22/SIRT1/PPARα dependentLaboratory studyOther animalsWith AM6545 (a peripheral CB1 receptor blocker, tested alone)
With amphotericin B (in one arm; palmitoylethanolamide also tested alone)
- Palmitoylethanolamide shows limited efficacy in controlling cerebral cryptococcosis in vivoLaboratory studyOther animalsWith amphotericin B (in one arm; palmitoylethanolamide also tested alone)
With ARN15381 (a FAAH inhibitor
- The multitarget FAAH inhibitor/D3 partial agonist ARN15381 decreases nicotine self-administration in male ratsLaboratory studyOther animalsWith ARN15381 (a FAAH inhibitor and D3 partial agonist), URB597 and CJB090; palmitoylethanolamide itself was not given
With ARN19702
- N-acylethanolamine acid amidase (NAAA) inhibition decreases the motivation for alcohol in Marchigian Sardinian alcohol-preferring ratsLaboratory studyOther animalsWith ARN19702, ARN077 and ARN726 (NAAA inhibitors that raise endogenous PEA and OEA, tested alone)
With ASP3652 (a FAAH inhibitor that raises endogenous PEA
- Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of ASP3652, a Reversible Fatty Acid Amide Hydrolase Inhibitor, in Healthy, Nonelderly, Japanese Men and Elderly, Japanese Men and Women: A Randomized, Double-blind, Placebo-controlled, Single and Multiple Oral Dose, Phase I StudyRandomised controlled trialHumansWith ASP3652 (a FAAH inhibitor that raises endogenous PEA, tested alone)
With ASP8477 (a FAAH inhibitor that raises brain PEA
- ASP8477, a fatty acid amide hydrolase inhibitor, exerts analgesic effects in rat models of neuropathic and dysfunctional painLaboratory studyOther animalsWith ASP8477 (a FAAH inhibitor that raises brain PEA and OEA, tested alone)
With astaxanthin
- A randomized interventional clinical trial assessing the safety and effectiveness of PeaNoc XL tablets in managing joint pain and inflammation in arthritis patientsOpen-label, no control groupHumansWith astaxanthin
With atractylodin (a NAAA inhibitor that raises cellular PEA
- Natural Potent NAAA Inhibitor Atractylodin Counteracts LPS-Induced Microglial ActivationLaboratory studyOther animalsWith atractylodin (a NAAA inhibitor that raises cellular PEA, tested alone)
With baicalein
- Palmitoylethanolamide/Baicalein Regulates the Androgen Receptor Signaling and NF-κB/Nrf2 Pathways in Benign Prostatic HyperplasiaLaboratory studyOther animalsWith baicalein
- Effects of a new compound containing Palmitoylethanolamide and Baicalein in myocardial ischaemia/reperfusion injury in vivoLaboratory studyOther animalsWith baicalein
With baicalin
- Palmitoylethanolamide/Baicalin Supplementation and Changes in Pain and Sudomotor Function in Type 2 Diabetes: A Retrospective Matched Real-World Cohort StudyObservational studyHumansWith baicalin
- Effectiveness of a nutraceutical agent in the non-surgical periodontal therapy: a randomized, controlled clinical trialRandomised controlled trialHumansWith baicalin
With beta-caryophyllene
- Efficacy of a Combination of N-Palmitoylethanolamide, Beta-Caryophyllene, Carnosic Acid, and Myrrh Extract on Chronic Neuropathic Pain: A Preclinical StudyLaboratory studyOther animalsWith beta-caryophyllene, carnosic acid and myrrh extract (a commercial combination product, Noxiall)
With bovine colostrum
- Effect of an Enteroprotective Complementary Feed on Faecal Markers of Inflammation and Intestinal Microbiota Composition in Weaning PuppiesControlled trialDogsWith bovine colostrum and Bacillus subtilis (Normalia Extra, Innovet)
- Retrospective observational study to investigate Sinerga, a multifactorial nutritional product, and bacterial extracts in the prevention of recurrent respiratory infections in childrenObservational studyHumansWith bovine colostrum, phenylethylamine and a probiotic yeast
With cannabidiol
- Anti-inflammatory Effect of Cannabidiol and Palmitoylethanolamide Containing Topical Formulation on Skin in a 12-O-Tetradecanoylphorbol-13-Acetate-Induced Dermatitis Model in MiceLaboratory studyOther animalsTopicalWith cannabidiol
- Tolerability profile of topical cannabidiol and palmitoylethanolamide: a compilation of single-centre randomized evaluator-blinded clinical and in vitro studies in normal skinControlled trialHumansTopicalWith cannabidiol
- Interaction between the protective effects of cannabidiol and palmitoylethanolamide in experimental model of multiple sclerosis in C57BL/6 miceLaboratory studyOther animalsWith cannabidiol
With cannabidiol (tested alone; PEA was a measured lipid)
- Cannabidiol Effects on Phospholipid Metabolism in Keratinocytes from Patients with Psoriasis VulgarisLaboratory studyHumansWith cannabidiol (tested alone; PEA was a measured lipid)
With Cucumis sativus extract (branded Ostizeel)
- Synergistic modulation of nociceptive and inflammatory pain by palmitoylethanolamide and Cucumis sativus extract in a monosodium-iodoacetate induced osteoarthritic rat modelLaboratory studyOther animalsWith Cucumis sativus extract (branded Ostizeel)
With D-mannose
- Comparison of effectiveness of a food supplement product versus Fosfomycin in the treatment of female recurrent urinary tract infections: Preliminary results of a multicenter comparative observational studyObservational studyHumansWith D-mannose, N-acetylcysteine, Lactobacillus rhamnosus, hibiscus extract
With delta-9-tetrahydrocannabinol (THC)
- A Phase-2 Pilot Study of a Therapeutic Combination of Delta-9-Tetrahydracannabinol and Palmitoylethanolamide for Adults With Tourette's SyndromeOpen-label, no control groupHumansWith delta-9-tetrahydrocannabinol (THC)
With docosahexaenoic acid (DHA)
- Low-dose combination of ultramicronized palmitoylethanolamide and docosahexaenoic acid on neurosteroid and neuroinflammatory dysregulation in autism spectrum disordersLaboratory studyOther animalsWith docosahexaenoic acid (DHA)
With Douchi (fermented soybean) extract used as Hataedock; genistein
- Effect of Hataedock Treatment on Epidermal Structure Maintenance through Intervention in the Endocannabinoid SystemLaboratory studyOther animalsWith Douchi (fermented soybean) extract used as Hataedock; genistein and PEA compared in a separate involucrin assay
With Epilobium
- Serenoa Repens-Lycopene-Selenium and Epilobium-Palmitoylethanolamide-Calendula after transperineal prostate biopsy: a tertiary single center experienceObservational studyHumansWith Epilobium and Calendula (with or without a saw palmetto, lycopene and selenium product)
- Efficacy of Palmitoylethanolamide, Epilobium and Calendula suppositories for the treatment of patients with chronic prostatitis/chronic pelvic pain syndrome type IIIOpen-label, no control groupHumansWith Epilobium and Calendula extract
With Equisetum arvense (horsetail)
- Evaluation of the Clinical Efficacy of a Novel Palmitoylethanolamide–Equisetum arvense Supplement for the Management of Chronic Pain: Findings from a Prospective Clinical TrialOpen-label, no control groupHumansWith Equisetum arvense (horsetail)
With Equisetum arvense L. (horsetail) extract
- Novel Approach to the Treatment of Neuropathic Pain Using a Combination with Palmitoylethanolamide and Equisetum arvense L. in an In Vitro StudyLaboratory studyOther animalsWith Equisetum arvense L. (horsetail) extract
With F96 (a NAAA inhibitor that raises the body's own palmitoylethanolamide); PEA itself was not given
- NAAA inhibitor F96 attenuates BBB disruption and secondary injury after traumatic brain injury (TBI)Laboratory studyOther animalsWith F96 (a NAAA inhibitor that raises the body's own palmitoylethanolamide); PEA itself was not given
With fatty acid amides FAA1
- Fatty Acid Amides Synthesized from Andiroba Oil (Carapa guianensis Aublet.) Exhibit Anticonvulsant Action with Modulation on GABA-A Receptor in Mice: A Putative Therapeutic OptionLaboratory studyOther animalsWith fatty acid amides FAA1 and FAA2 synthesised from andiroba oil (tested alone; not palmitoylethanolamide itself)
With fucoxanthinol (a seaweed carotenoid that inhibits NAAA
- Anti-Inflammatory Effects of Fucoxanthinol in LPS-Induced RAW264.7 Cells through the NAAA-PEA PathwayLaboratory studyOther animalsWith fucoxanthinol (a seaweed carotenoid that inhibits NAAA and raises cellular PEA, tested alone)
With gabapentin
- Palmitoylethanolamide Reverses Paclitaxel-Induced Allodynia in MiceLaboratory studyOther animalsWith gabapentin
With geniposide (tested alone; PEA was a measured metabolite)
- Joint Synovial Fluid Metabolomics Method to Decipher the Metabolic Mechanisms of Adjuvant Arthritis and Geniposide InterventionLaboratory studyOther animalsWith geniposide (tested alone; PEA was a measured metabolite)
With GLUPEA (a glucuronic acid-PEA conjugate prodrug
- A Glucuronic Acid-Palmitoylethanolamide Conjugate (GLUPEA) Is an Innovative Drug Delivery System and a Potential BioregulatorLaboratory studyOther animalsWith GLUPEA (a glucuronic acid-PEA conjugate prodrug, tested against ultramicronised PEA)
With hemp oil extract
- Palmitoylethanolamide and hemp oil extract exert synergistic anti-nociceptive effects in mouse models of acute and chronic painLaboratory studyOther animalsWith hemp oil extract
With hempseed oil
- Micronized Palmitoylethanolamide, Hempseed Oil, and Maritime Pine Bark Dry Extract (Pelvipea®) for Pelvic Pain: An In Vitro Study for Urothelial Inflammation TreatmentLaboratory studyHumansWith hempseed oil and maritime pine bark dry extract (combined as Pelvipea)
With Hericium erinaceus
- In Vitro Neuroprotective Effects of a Mixed Extract of Bilberry, Centella asiatica, Hericium erinaceus, and PalmitoylethanolamideLaboratory studyOther animalsWith Hericium erinaceus, bilberry extract and Centella asiatica
With hydroxytyrosol (olive extract)
- Food supplements based on palmitoylethanolamide plus hydroxytyrosol from olive tree or Bacopa monnieri extracts for neurological diseasesReviewHumansOther animalsWith hydroxytyrosol (olive extract) and Bacopa monnieri extract, discussed as supplement partners
With INND-2201 (a co-drug combining pregabalin
- Discovery of a long-acting nanocrystal formulation of INND-2201, a new co-drug of pregabalin and palmitoylethanolamide with synergistic analgesic effectsLaboratory studyOther animalsWith INND-2201 (a co-drug combining pregabalin and PEA, tested as a single conjugate molecule)
With interferon beta (co-exposure); oleoylethanolamide tested in parallel
- Oleoylethanolamide and Palmitoylethanolamide Enhance IFNβ-Induced Apoptosis in Human Neuroblastoma SH-SY5Y CellsLaboratory studyHumansWith interferon beta (co-exposure); oleoylethanolamide tested in parallel
With JNJ-42165279 (a FAAH inhibitor that raises endogenous PEA
- The effects of inhibition of fatty acid amide hydrolase (FAAH) by JNJ-42165279 in social anxiety disorder: a double-blind, randomized, placebo-controlled proof-of-concept studyRandomised controlled trialHumansWith JNJ-42165279 (a FAAH inhibitor that raises endogenous PEA, anandamide and OEA, tested alone)
With Kluyveromyces marxianus B0399
- Sinerga may prevent recurrent respiratory infections in allergic childrenControlled trialHumansWith Kluyveromyces marxianus B0399, bovine colostrum and phenylalanine (the Sinerga supplement)
With L-Val-PEA
- Amino Acid Derivatives as Palmitoylethanolamide Prodrugs: Synthesis, In Vitro Metabolism and In Vivo Plasma Profile in RatsLaboratory studyOther animalsWith L-Val-PEA and D-Val-PEA (amino-acid ester prodrugs of PEA, tested alone)
With lipoic acid
- A New Palmitoylethanolamide Form Combined with Antioxidant Molecules to Improve Its Effectivess on Neuronal AgingLaboratory studyOther animalsWith lipoic acid and vitamin D3 (tested with a proprietary PEA formulation, FM-LipoMatrix)
With luteolin
- Phase 2 study of palmitoylethanolamide combined with luteoline in frontotemporal dementia patientsRandomised controlled trialHumansWith luteolin
- EXPRESSION OF CONCERN: Beneficial Effects of Co-Ultramicronized Palmitoylethanolamide/Luteolin in a Mouse Model of Autism and in a Case Report of AutismReviewOther animalsHumansWith luteolin
- Palmitoylethanolamide and Luteolin for Postinfectious Olfactory Disorders: How Clinically Meaningful Is Its Effect?Randomised controlled trialHumansWith luteolin
- Ultramicronized Palmitoylethanolamide and Luteolin: Drug Candidates in Post-COVID-19 Critical Illness Neuropathy and Positioning-Related Peripheral Nerve Injury of the Upper ExtremityCase seriesHumansWith luteolin
- Efficacy of Palmitoylethanolamide and Luteolin Association on Post-Covid Olfactory Dysfunction: A Systematic Review and Meta-Analysis of Clinical StudiesMeta-analysisHumansWith luteolin
- Treatment of COVID-19 olfactory dysfunction with olfactory training, palmitoylethanolamide with luteolin, or combined therapy: a blinded controlled multicenter randomized trialRandomised controlled trialHumansWith luteolin
- What Is the Role of Palmitoylethanolamide Co-Ultramicronized with Luteolin on the Symptomatology Reported by Patients Suffering from Long COVID? A Retrospective Analysis Performed by a Group of General Practitioners in a Real-Life SettingObservational studyHumansWith luteolin
- Co-ultramicronized palmitoylethanolamide/luteolin normalizes GABAB-ergic activity and cortical plasticity in long COVID-19 syndromeRandomised controlled trialHumansWith luteolin
- Synaptic Effects of Palmitoylethanolamide in Neurodegenerative DisordersReviewHumansOther animalsWith luteolin
- Effect of Ultra-Micronized Palmitoylethanolamide and Luteolin on Olfaction and Memory in Patients with Long COVID: Results of a Longitudinal StudyOpen-label, no control groupHumansWith luteolin
- Ultramicronized Palmitoylethanolamide and Luteolin Supplement Combined with Olfactory Training to Treat Post-COVID-19 Olfactory Impairment: A Multi-Center Double-Blinded Randomized Placebo-Controlled Clinical TrialRandomised controlled trialHumansWith luteolin
- Interventions for Improving Long COVID-19 Symptomatology: A Systematic ReviewReviewHumansWith luteolin, with olfactory rehabilitation (in the included trial)
- Randomized clinical trial "olfactory dysfunction after COVID-19: olfactory rehabilitation therapy vs. intervention treatment with Palmitoylethanolamide and Luteolin": preliminary resultsRandomised controlled trialHumansWith luteolin
- An Update of Palmitoylethanolamide and Luteolin Effects in Preclinical and Clinical Studies of Neuroinflammatory EventsReviewHumansOther animalsWith luteolin
- Co-ultraPEALut: Role in Preclinical and Clinical Delirium ManifestationsControlled trialHumansOther animalsWith luteolin
- Co-ultramicronized Palmitoylethanolamide/Luteolin in the Treatment of Cerebral Ischemia: from Rodent to ManObservational studyHumansOther animalsWith luteolin
- Co-Ultramicronized Palmitoylethanolamide/Luteolin Promotes Neuronal Regeneration after Spinal Cord InjuryLaboratory studyOther animalsWith luteolin
- Co-ultramicronized Palmitoylethanolamide/Luteolin Promotes the Maturation of Oligodendrocyte Precursor CellsLaboratory studyOther animalsWith luteolin
With luteolin (co-ultramicronised palmitoylethanolamide
- PEALut in the Dietary Management of Patients with Acute Ischemic Stroke: A Prospective Randomized Controlled Clinical TrialControlled trialHumansWith luteolin (co-ultramicronised palmitoylethanolamide and luteolin, PEALut)
With luteolin (co-ultramicronised PEA plus luteolin
- MED1/BDNF/TrkB pathway is involved in thalamic hemorrhage-induced pain and depression by regulating microgliaLaboratory studyOther animalsHumansWith luteolin (co-ultramicronised PEA plus luteolin, PEALut)
- Co-Ultra PEALut Enhances Endogenous Repair Response Following Moderate Traumatic Brain InjuryLaboratory studyHumansOther animalsWith luteolin (co-ultramicronised PEA plus luteolin, Glialia)
With luteolin (co-ultramicronised PEA-LUT)
- Targeting Neuroinflammation to Alleviate Chronic Olfactory Dysfunction in Long COVID: A Role for Investigating Disease-Modifying Therapy (DMT)?Observational studyHumansWith luteolin (co-ultramicronised PEA-LUT), with olfactory training
- Parosmia COVID-19 Related Treated by a Combination of Olfactory Training and Ultramicronized PEA-LUT: A Prospective Randomized Controlled TrialRandomised controlled trialHumansWith luteolin (co-ultramicronised PEA-LUT), with olfactory training
With luteolin (co-ultramicronised PEA/luteolin
- Co-Ultramicronized Palmitoylethanolamide/Luteolin-Induced Oligodendrocyte Precursor Cell Differentiation is Associated With Tyro3 Receptor UpregulationLaboratory studyOther animalsWith luteolin (co-ultramicronised PEA/luteolin, PEALut)
- Looking for a Treatment for the Early Stage of Alzheimer's Disease: Preclinical Evidence with Co-Ultramicronized Palmitoylethanolamide and LuteolinLaboratory studyOther animalsWith luteolin (co-ultramicronised PEA/luteolin, PEALut)
- A co-ultramicronized palmitoylethanolamide/luteolin composite mitigates clinical score and disease-relevant molecular markers in a mouse model of experimental autoimmune encephalomyelitisLaboratory studyOther animalsWith luteolin (co-ultramicronised PEA/luteolin, PEALut)
With luteolin (co-ultramicronised with palmitoylethanolamide
- Co-Ultramicronized Palmitoylethanolamide/Luteolin Restores Oligodendrocyte Homeostasis via Peroxisome Proliferator-Activated Receptor-α in an In Vitro Model of Alzheimer's DiseaseLaboratory studyOther animalsWith luteolin (co-ultramicronised with palmitoylethanolamide, PEALut)
- Palmitoylethanolamide/Luteolin as Adjuvant Therapy to Improve an Unusual Case of Camptocormia in a Patient with Parkinson's Disease: A Case ReportCase seriesHumansWith luteolin (co-ultramicronised with palmitoylethanolamide, um-PEALut)
With luteolin (in the included trial)
- Interventions for the treatment of persistent post-COVID-19 olfactory dysfunctionReviewHumansWith luteolin (in the included trial)
With luteolin (in the single case study cited)
- Palmitoylethanolamide (PEA) as a Potential Therapeutic Agent in Alzheimer's DiseaseReviewHumansOther animalsWith luteolin (in the single case study cited)
With luteolin (palmitoylethanolamide
- Effect of any form of steroids in comparison with that of other medications on the duration of olfactory dysfunction in patients with COVID-19: A systematic review of randomized trials and quasi-experimental studiesReviewHumansWith luteolin (palmitoylethanolamide and luteolin was one of the comparators reviewed)
With luteolin (PEA-LUT)
- Effects of Palmitoylethanolamide Combined with Luteoline on Frontal Lobe Functions, High Frequency Oscillations, and GABAergic Transmission in Patients with Frontotemporal DementiaOpen-label, no control groupHumansWith luteolin (PEA-LUT)
With luteolin (ultramicronised palmitoylethanolamide with luteolin
- Infectious disease for the rhinologistReviewHumansWith luteolin (ultramicronised palmitoylethanolamide with luteolin, as discussed in the review)
With luteolin; alpha-lipoic acid in two arms
- Persistent COVID-19 parosmia and olfactory loss post olfactory training: randomized clinical trial comparing central and peripheral-acting therapeuticsRandomised controlled trialHumansWith luteolin; alpha-lipoic acid in two arms
With melatonin
- Fixed combination of palmitoylethanolamide and melatonin in preventive therapy of migraine: results from a randomized clinical trialRandomised controlled trialHumansWith melatonin
- Nutraceutical formulation based on a synergic combination of melatonin and palmitoylethanolamide for the management of allergic eventsLaboratory studyHumansWith melatonin
- A Fixed Combination of Palmitoylethanolamide and Melatonin (PEATONIDE) for the Management of Pain, Sleep, and Disability in Patients with Fibromyalgia: A Pilot StudyOpen-label, no control groupHumansWith melatonin
- Melatonin synergizes with the antinociceptive effect of N-palmitoylethanolamide and paracetamolLaboratory studyOther animalsWith melatonin and paracetamol
With morphine
- New insights in the mechanisms of opioid analgesia and tolerance: Ultramicronized palmitoylethanolamide down-modulates vascular endothelial growth factor-A in the nervous systemLaboratory studyOther animalsWith morphine
- Ultramicronized N-palmitoylethanolamine Contributes to Morphine Efficacy Against Neuropathic Pain: Implication of Mast Cells and GliaLaboratory studyOther animalsWith morphine
- N-palmitoylethanolamide synergizes the antinociception of morphine and gabapentin in the formalin test in miceLaboratory studyOther animalsWith morphine and gabapentin (each tested separately in combination with palmitoylethanolamide)
With N-palmitoyl-D-glucosamine (a related ALIAmide
- Safety and efficacy of a new micronized formulation of the ALIAmide palmitoylglucosamine in preclinical models of inflammation and osteoarthritis painLaboratory studyOther animalsWith N-palmitoyl-D-glucosamine (a related ALIAmide, not PEA, tested alone in plain and micronised forms)
With N-palmitoylethanolamide-oxazoline (PEA-OXA
- Intestinal Disorder in Zebrafish Larvae (Danio rerio): The Protective Action of N-Palmitoylethanolamide-oxazolineLaboratory studyOther animalsWith N-palmitoylethanolamide-oxazoline (PEA-OXA, a PEA analogue, tested alone)
With NAAA gene deletion (CRISPR-Cas9) or the NAAA inhibitor F96
- Genetic Blockade of NAAA Cell-specifically Regulates Fatty Acid Ethanolamides (FAEs) Metabolism and Inflammatory ResponsesLaboratory studyOther animalsWith NAAA gene deletion (CRISPR-Cas9) or the NAAA inhibitor F96, which raise the body's own palmitoylethanolamide; PEA itself was not given
With NAAA gene deletion or NAAA inhibitors
- Targeting NAAA counters dopamine neuron loss and symptom progression in mouse models of parkinsonismLaboratory studyHumansOther animalsWith NAAA gene deletion or NAAA inhibitors, which raise the body's own palmitoylethanolamide; PEA itself was not given
With oleoylethanolamide (OEA
- The anti-inflammatory and immune-modulatory effects of OEA limit DSS-induced colitis in miceLaboratory studyOther animalsWith oleoylethanolamide (OEA, a related lipid, tested alone; PEA was not given)
With paracetamol
With paracetamol (acetaminophen)
- Enhancement of Antihyperalgesia by the Coadministration of N-palmitoylethanolamide and Acetaminophen in Diabetic RatsLaboratory studyOther animalsWith paracetamol (acetaminophen)
With PEA-OXA (2-pentadecyl-2-oxazoline
- PEA-OXA restores cognitive impairments associated with vitamin D deficiency-dependent alterations of the gut microbiotaLaboratory studyOther animalsWith PEA-OXA (2-pentadecyl-2-oxazoline, a PEA analogue, tested alone)
- First Evidence of the Protective Effects of 2-Pentadecyl-2-Oxazoline (PEA-OXA) in In Vitro Models of Acute Lung InjuryLaboratory studyHumansWith PEA-OXA (2-pentadecyl-2-oxazoline, a PEA analogue, tested alongside ultramicronised PEA)
- PEA-OXA Mitigates Oxaliplatin-Induced Painful Neuropathy through NF-κB/Nrf-2 AxisLaboratory studyOther animalsWith PEA-OXA (2-pentadecyl-2-oxazoline, a PEA analogue, tested alongside ultramicronised PEA)
- N-Palmitoylethanolamide-Oxazoline Protects against Middle Cerebral Artery Occlusion Injury in Diabetic Rats by Regulating the SIRT1 PathwayLaboratory studyOther animalsWith PEA-OXA (2-pentadecyl-2-oxazoline, a PEA analogue, tested alone)
With PEA-OXA (a PEA analogue
- Effect of N-palmitoylethanolamine-oxazoline on comorbid neuropsychiatric disturbance associated with inflammatory bowel diseaseLaboratory studyOther animalsWith PEA-OXA (a PEA analogue, tested alone)
With phycocyanin
- Effectiveness of an Oral Supplementation of Phycocyanin and Palmitoylethanolamide for a Short-Term Prophylaxis of Menstrual Migraine: A Retrospective Observational StudyObservational studyHumansWith phycocyanin
- Antioxidant and Anti-Inflammatory Activity of Combined Phycocyanin and Palmitoylethanolamide in Human Lung and Prostate Epithelial CellsLaboratory studyHumansWith phycocyanin
With polydatin
- Palmitoylethanolamide and polydatin in pediatric irritable bowel syndrome: A multicentric randomized controlled trialRandomised controlled trialHumansWith polydatin
- Looking for Responders among Women with Chronic Pelvic Pain Treated with a Comicronized Formulation of Micronized Palmitoylethanolamide and PolydatinMeta-analysisHumansWith polydatin
- Micronized Palmitoylethanolamide-Polydatin Reduces the Painful Symptomatology in Patients with Interstitial Cystitis/Bladder Pain SyndromeOpen-label, no control groupHumansWith polydatin
- Effect of ultramicronized-palmitoylethanolamide and co-micronized palmitoylethanolamide/polydatin on chronic pelvic pain and quality of life in endometriosis patients: An open-label pilot studyOpen-label, no control groupHumansWith polydatin
- Effects of a co-micronized composite containing palmitoylethanolamide and polydatin in an experimental model of benign prostatic hyperplasiaLaboratory studyOther animalsWith polydatin
- Randomised clinical trial: the analgesic properties of dietary supplementation with palmitoylethanolamide and polydatin in irritable bowel syndromeRandomised controlled trialHumansWith polydatin
- Palmitoylethanolamide and Polydatin combination reduces inflammation and oxidative stress in vascular injuryLaboratory studyOther animalsWith polydatin
- Co-micronized Palmitoylethanolamide/Polydatin Treatment Causes Endometriotic Lesion Regression in a Rodent Model of Surgically Induced EndometriosisLaboratory studyOther animalsWith polydatin
- A new co-micronized composite containing palmitoylethanolamide and polydatin shows superior oral efficacy compared to their association in a rat paw model of carrageenan-induced inflammationLaboratory studyOther animalsWith polydatin
- Effect of palmitoylethanolamide–polydatin combination on chronic pelvic pain associated with endometriosis: Preliminary observationsCase seriesHumansWith polydatin
With polydatin (comicronised with ultramicronised PEA)
- PEA/Polydatin: Anti-Inflammatory and Antioxidant Approach to Counteract DNBS-Induced ColitisLaboratory studyOther animalsWith polydatin (comicronised with ultramicronised PEA)
With polydatin (palmitoylethanolamide-polydatin was one of the therapies reviewed)
- Efficacy of mast cell directed therapies in irritable bowel syndrome: a systematic reviewReviewHumansWith polydatin (palmitoylethanolamide-polydatin was one of the therapies reviewed)
With polyethylene glycol (PEG) prodrugs of PEA
- Improvement of Topical Palmitoylethanolamide Anti-Inflammatory Activity by Pegylated ProdrugsLaboratory studyOther animalsTopicalWith polyethylene glycol (PEG) prodrugs of PEA, tested alone as modified forms of PEA
With pregabalin
- The Comparative Efficacy of Palmitoylethanolamide (PEA) With the Combination of Pregabalin and Nortriptyline on Post-extraction Trigeminal Neuropathy by Using Magnetic Resonance (MR) Neurography: A Randomized Clinical TrialRandomised controlled trialHumansWith pregabalin and nortriptyline (a separate comparator arm, and also combined with palmitoylethanolamide in a third arm)
With probiotics (Bifidobacterium animalis BB12
- Probiotics and palmitoylethanolamide (PEA) for osteoarthritic pain: individual effects in a multiple baseline design studyCase seriesHumansWith probiotics (Bifidobacterium animalis BB12, Lactobacillus rhamnosus LGG, Saccharomyces boulardii)
With quercetin
- A novel composite formulation of palmitoylethanolamide and quercetin decreases inflammation and relieves pain in inflammatory and osteoarthritic pain modelsLaboratory studyOther animalsWith quercetin
With RePEA (a PEA analogue
- Synthesis, Molecular Modeling and Biological Evaluation of Metabolically Stable Analogues of the Endogenous Fatty Acid Amide PalmitoylethanolamideLaboratory studyHumansOther animalsWith RePEA (a PEA analogue, tested alone and against PEA)
With Reviewed studies included PEA-combination medicines (partners not named in the abstract) alongside cannabis products
- Medical Cannabis for Gynecologic Pain Conditions: A Systematic ReviewReviewHumansWith Reviewed studies included PEA-combination medicines (partners not named in the abstract) alongside cannabis products
With RN1734 (a TRPV4 antagonist)
- Oleoylethanolamide and Palmitoylethanolamide Protect Cultured Cortical Neurons Against HypoxiaLaboratory studyOther animalsWith RN1734 (a TRPV4 antagonist), co-treated with PEA in some experiments; oleoylethanolamide (OEA) tested alongside PEA
With rutin
- The Effects of a Food Supplement, Based on Co-Micronized Palmitoylethanolamide (PEA)–Rutin and Hydroxytyrosol, in Metabolic Syndrome Patients: Preliminary ResultsRandomised controlled trialHumansWith rutin and hydroxytyrosol
- Micro Composite Palmitoylethanolamide/Rutin Reduces Vascular Injury through Modulation of the Nrf2/HO-1 and NF-kB PathwaysLaboratory studyOther animalsWith rutin
With silymarin
- Effects of palmitoylethanolamide and silymarin combination treatment in an animal model of kidney ischemia and reperfusionLaboratory studyOther animalsWith silymarin
With Small-molecule NAAA inhibitors
- NAAA-regulated lipid signaling governs the transition from acute to chronic painLaboratory studyOther animalsWith Small-molecule NAAA inhibitors, which raise the body's own palmitoylethanolamide; PEA itself was not given
With sodium cromoglycate (proposed partner)
- Sodium chromo-glycate and palmitoylethanolamide: A possible strategy to treat mast cell-induced lung inflammation in COVID-19ReviewHumansWith sodium cromoglycate (proposed partner)
With spermidine
- Absorption, anti-inflammatory, antioxidant, and cardioprotective impacts of a novel fasting mimetic containing spermidine, nicotinamide, palmitoylethanolamide, and oleoylethanolamide: A pilot dose-escalation study in healthy young adult menRandomised controlled trialHumansWith spermidine, nicotinamide, oleoylethanolamide
With superoxide dismutase
- Efficacy and Safety of the Combination of Palmitoylethanolamide, Superoxide Dismutase, Alpha Lipoic Acid, Vitamins B12, B1, B6, E, Mg, Zn and Nicotinamide for 6 Months in People with Diabetic NeuropathyRandomised controlled trialHumansWith superoxide dismutase, alpha lipoic acid, B vitamins, vitamin E, magnesium and zinc
With tapentadol
- Palmitoylethanolamide in the Treatment of Failed Back Surgery SyndromeObservational studyHumansWith tapentadol and pregabalin
With topiramate
- Administration of palmitoylethanolamide in combination with topiramate in the preventive treatment of nummular headacheCase seriesHumansWith topiramate
With tramadol
- N-Palmitoylethanolamide enhances antinociceptive effect of tramadol in neuropathic ratsLaboratory studyOther animalsWith tramadol
- Synergistic antinociceptive interaction between palmitoylethanolamide and tramadol in the mouse formalin testLaboratory studyOther animalsWith tramadol
With transpolydatin
- Micronized palmitoylethanolamide/trans-polydatin treatment of endometriosis-related pain: a meta-analysisMeta-analysisHumansWith transpolydatin
- Administration of micronized palmitoylethanolamide (PEA)-transpolydatin in the treatment of chronic pelvic pain in women affected by endometriosis: preliminary resultsOpen-label, no control groupHumansWith transpolydatin
- Vestibulodynia: Synergy Between Palmitoylethanolamide + Transpolydatin and Transcutaneous Electrical Nerve StimulationRandomised controlled trialHumansWith transpolydatin
- Effectiveness of the association micronized N-Palmitoylethanolamine (PEA)-transpolydatin in the treatment of chronic pelvic pain related to endometriosis after laparoscopic assessment: a pilot studyRandomised controlled trialHumansWith transpolydatin
With URB597
- Inhibition of fatty acid amide hydrolase in the CNS prevents and reverses morphine tolerance in male and female miceLaboratory studyOther animalsWith URB597 and URB937 (FAAH inhibitors, tested alone), with morphine
With URB866 (a NAAA inhibitor that raises the body's own palmitoylethanolamide)
- α-Acylamino-β-lactone N-Acylethanolamine-hydrolyzing Acid Amidase Inhibitors Encapsulated in PLGA Nanoparticles: Improvement of the Physical Stability and Protection of Human Cells from Hydrogen Peroxide-Induced Oxidative StressLaboratory studyHumansWith URB866 (a NAAA inhibitor that raises the body's own palmitoylethanolamide), loaded in PLGA nanoparticles; PEA itself was not given
With URB937 (a FAAH inhibitor that raises endogenous PEA
- Characterization of the peripheral FAAH inhibitor, URB937, in animal models of acute and chronic migraineLaboratory studyOther animalsWith URB937 (a FAAH inhibitor that raises endogenous PEA and anandamide, tested alone)
With URB937 (a peripheral FAAH inhibitor)
- Synergistic antinociceptive effects of concomitant NAAA and peripheral FAAH inhibitionLaboratory studyOther animalsWith URB937 (a peripheral FAAH inhibitor) and ARN19702 (a NAAA inhibitor), enzyme inhibitors that raise the body's own palmitoylethanolamide and anandamide; PEA itself was not given
With Zingiber officinale
- Palmitoylethanolamide (PEA) for Prevention of Gastroesophageal Inflammation: Insights from In Vitro ModelsLaboratory studyHumansWith Zingiber officinale, Musa × paradisiaca, Opuntia ficus-indica and Olea europaea plant extracts